发明公开
EP0255812A2 Monitoring device with infrared and radio-frequency sensor components
失效
überwachungsvorrichtungmit infraroten und radiofrequentenFühlerkomponenten。
- 专利标题: Monitoring device with infrared and radio-frequency sensor components
- 专利标题(中): überwachungsvorrichtungmit infraroten und radiofrequentenFühlerkomponenten。
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申请号: EP87830294.2申请日: 1987-07-29
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公开(公告)号: EP0255812A2公开(公告)日: 1988-02-10
- 发明人: Bianco, Luigi
- 申请人: ELKRON S.p.A.
- 申请人地址: Via Tofane 33-35 I-10141 Torino IT
- 专利权人: ELKRON S.p.A.
- 当前专利权人: ELKRON S.p.A.
- 当前专利权人地址: Via Tofane 33-35 I-10141 Torino IT
- 代理机构: Bosotti, Luciano
- 优先权: IT6764986 19860808
- 主分类号: G08B13/18
- IPC分类号: G08B13/18
摘要:
The device, designed for use in intruder alarm systems, uses a combination of an infrared sensor (11) and a radio-frequency sensor (2, 3) whose operating frequency is substantially in the UHF band.
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